Keystones — Bedrock
Five GCSE retrieval questions · 24 March 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 28 + 40
Answer: 28 + 40 = 68 -
2. Algebra
Factorise: 15x + 18
Answer: 3(5x + 6) -
3. Geometry
Opposite = 9cm, hypotenuse = 10.4cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 35:30
Answer: 7:6 -
5. Statistics
Find the mean of: 3, 3, 15, 11, 18
Answer: 10